.transparent-button {
    background-color: transparent;
    border: none;
    color: #333;
    font-size: 16px;
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

body {
    background-size: cover;
    background-position: center;
}

table {
    border-collapse: collapse;
    border: 2px solid rgb(140, 140, 140);
    font-family: sans-serif;
    font-size: 1.3rem;
    letter-spacing: 1px;
}

caption {
    caption-side: bottom;
    padding: 10px;
    font-weight: bold;
}

th, td {
    border: 1px solid rgb(160, 160, 160);
    padding: 8px 10px;
    color: white;
}

td:last-of-type {
    text-align: center;
}

tfoot th {
    text-align: right;
}

tfoot td {
    font-weight: bold;
}

.dropdown-submenu {
    position: relative;
}

.dropdown-submenu > .dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: -6px;
    margin-left: -1px;
    border-radius: 0 6px 6px 6px;
}

.dropdown-submenu:hover > .dropdown-menu {
    display: block;
}

.dropdown-submenu > a:after {
    display: block;
    content: " ";
    float: right;
    width: 0;
    height: 0;
    border-color: transparent;
    border-style: solid;
    border-width: 5px 0 5px 5px;
    border-left-color: #ccc;
    margin-top: 5px;
    margin-right: -10px;
}

.dropdown-submenu:hover > a:after {
    border-left-color: #fff;
}

.dropdown-submenu.pull-left {
    float: none;
}

.dropdown-submenu.pull-left > .dropdown-menu {
    left: -100%;
    margin-left: 10px;
    border-radius: 6px 0 6px 6px;
}

.gray_bg {
    background-color: rgb(139, 139, 139);
}

.main_bottom_t_l_title,
.main_bottom_b_title {
    border-width: 10px;
    border-radius: 5px;
    text-align: center;
}

.main_bottom_t_l_title {
    font-size: large;
}

.main_bottom_top_list,
.main_bottom_b_left,
.main_bottom_b_middle2,
.main_bottom_b_middle1 {
    border-width: 10px;
    border-radius: 5px;
    background-color: rgb(31, 31, 31);
    border-radius: 50px;
    box-shadow: 15px 15px 15px -5px rgba(128, 206, 214, 0.15),
        inset 7px 7px 5px rgba(176, 224, 230, 0.75),
        -7px -7px 20px rgba(135, 206, 235, 0.55),
        inset -1px -1px 5px rgba(173, 216, 230, 0.2);
    border: 1px solid #00d3e7;
}

.main_top {
    height: 40px;
}

.main_bottom_top_list {
    margin-top: 1%;
    height: 130%;
}

.main_bottom_b_middle1 {
    position: relative;
    right: 1.7%;
}

.main_top_middle_top_title {
    margin-right: 2%;
}

.cylon_eye {
    background-color: blue;
    background-image: linear-gradient(
        to right,
        rgba(0, 128, 255, 0.9) 25%,
        rgba(0, 128, 255, 0.1) 50%,
        rgba(0, 128, 255, 0.9) 75%
    );
    color: white;
    height: 100%;
    width: 20%;
    animation: 4s linear 0s infinite alternate move_eye;
}

@keyframes move_eye {
    from {
        margin-left: -20%;
    }
    to {
        margin-left: 80%;
    }
}

.icon {
    font-size: 24px;
    transition: transform 0.3s;
}

.icon:hover {
    transform: scale(1.2);
}
